An electrooptic display device includes a TFT substrate, a touch panel superimposed and placed on the TFT substrate, a circuit board spaced apart from the TFT substrate and the touch panel, one side of the circuit board facing the TFT substrate and the touch panel, a plurality of first FPCs each including one end electrically connected to one side of the TFT substrate, and the other end electrically connected to one side of the circuit board, and a second FPC that is electrically connected to the touch panel and extends in parallel to the first FPCs. The circuit board includes a cutout in a portion overlapping the second FPC on one side of the circuit board.
Legal claims defining the scope of protection, as filed with the USPTO.
1. An electrooptic display device comprising: a first substrate; a second substrate superimposed and placed on a top surface of said first substrate; a third substrate spaced apart from said first substrate and said second substrate, an edge surface of the third substrate facing said first substrate and said second substrate; a plurality of first flexible printed circuit boards each including one end electrically connected to the top surface of said first substrate, and another end electrically connected to a top surface of said third substrate; and a second flexible printed circuit board electrically connected to said second substrate, the second flexible printed circuit board extending in parallel to said first flexible printed circuit boards, wherein said third substrate includes a cutout in a portion overlapping said second flexible printed circuit board in a plan view, said second flexible printed circuit board is placed in said cutout so as to extend under said first flexible printed circuit boards when viewed in a cross-sectional direction parallel to the edge surface of said third substrate, and said second flexible printed circuit board extends over said third substrate.
2. The electrooptic display device according to claim 1 , wherein a plurality of said second flexible printed circuit boards is provided, and said third substrate includes cutouts in portions overlapping said second flexible printed circuit boards.
3. The electrooptic display device according to claim 1 , wherein said first substrate is a thin film transistor (TFT) substrate.
4. The electrooptic display device according to claim 1 , wherein said second substrate is a touch panel.
5. The electrooptic display device according to claim 1 , wherein said second flexible printed circuit board is placed on the top surface of said third substrate.
6. The electrooptic display device according to claim 1 , wherein the cutout is arranged between a pair of adjacent first flexible printed circuit boards from among the plurality of first flexible printed circuit boards.
7. An electrooptic display device comprising: a first substrate; a second substrate superimposed and placed on a top surface of said first substrate; a third substrate spaced apart from said first substrate and said second substrate, an edge surface of the third substrate facing said first substrate and said second substrate; a plurality of first flexible printed circuit boards each including one end electrically connected to the top surface of said first substrate, and another end electrically connected to a top surface of said third substrate; and a second flexible printed circuit board electrically connected to said second substrate, the second flexible printed circuit board extending in parallel to said first flexible printed circuit boards, wherein said third substrate includes a recess in a portion overlapping said second flexible printed circuit board in a plan view, said second flexible printed circuit board is placed in said recess so as to extend under said first flexible printed circuit boards when viewed in a cross-sectional direction parallel to the edge surface of said third substrate, and said second flexible printed circuit board extends over said third substrate.
8. The electrooptic display device according to claim 7 , wherein a plurality of said second flexible printed circuit boards is provided, and said third substrate includes recesses in portions overlapping said second flexible printed circuit boards.
9. The electrooptic display device according to claim 7 , wherein said recess has a shape along said second flexible printed circuit board.
10. The electrooptic display device according to claim 7 , wherein said first substrate is a thin film transistor (TFT) substrate.
11. The electrooptic display device according to claim 7 , wherein said second substrate is a touch panel.
12. The electrooptic display device according to claim 7 , wherein said second flexible printed circuit board is placed on the top surface of said third substrate.
13. The electrooptic display device according to claim 7 , wherein the recess is arranged between a pair of adjacent first flexible printed circuit boards from among the plurality of first flexible printed circuit boards.
Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.
September 29, 2017
February 4, 2020
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